Overview
Brought to you by YData
Dataset statistics
| Number of variables | 11 |
|---|---|
| Number of observations | 1000 |
| Missing cells | 0 |
| Missing cells (%) | 0.0% |
| Duplicate rows | 0 |
| Duplicate rows (%) | 0.0% |
| Total size in memory | 366.2 KiB |
| Average record size in memory | 375.0 B |
Variable types
| Categorical | 5 |
|---|---|
| Numeric | 6 |
average is highly overall correlated with average score and 4 other fields | High correlation |
average score is highly overall correlated with average and 4 other fields | High correlation |
math score is highly overall correlated with average and 4 other fields | High correlation |
reading score is highly overall correlated with average and 4 other fields | High correlation |
total score is highly overall correlated with average and 4 other fields | High correlation |
writing score is highly overall correlated with average and 4 other fields | High correlation |
Reproduction
| Analysis started | 2025-08-17 10:40:17.056487 |
|---|---|
| Analysis finished | 2025-08-17 10:40:23.048591 |
| Duration | 5.99 seconds |
| Software version | ydata-profiling vv4.16.1 |
| Download configuration | config.json |
Variables
Length
| Max length | 6 |
|---|---|
| Median length | 6 |
| Mean length | 5.036 |
| Min length | 4 |
Unique
| Unique | 0 ? |
|---|---|
| Unique (%) | 0.0% |
Sample
| 1st row | female |
|---|---|
| 2nd row | female |
| 3rd row | female |
| 4th row | male |
| 5th row | male |
Common Values
| Value | Count | Frequency (%) |
| female | 518 | |
| male | 482 |
Length
Histogram of lengths of the category
Common Values (Plot)
| Value | Count | Frequency (%) |
| female | 518 | |
| male | 482 |
Most occurring characters
| Value | Count | Frequency (%) |
| e | 1518 | |
| m | 1000 | |
| a | 1000 | |
| l | 1000 | |
| f | 518 | 10.3% |
Most occurring categories
| Value | Count | Frequency (%) |
| (unknown) | 5036 |
Most frequent character per category
(unknown)
| Value | Count | Frequency (%) |
| e | 1518 | |
| m | 1000 | |
| a | 1000 | |
| l | 1000 | |
| f | 518 | 10.3% |
Most occurring scripts
| Value | Count | Frequency (%) |
| (unknown) | 5036 |
Most frequent character per script
(unknown)
| Value | Count | Frequency (%) |
| e | 1518 | |
| m | 1000 | |
| a | 1000 | |
| l | 1000 | |
| f | 518 | 10.3% |
Most occurring blocks
| Value | Count | Frequency (%) |
| (unknown) | 5036 |
Most frequent character per block
(unknown)
| Value | Count | Frequency (%) |
| e | 1518 | |
| m | 1000 | |
| a | 1000 | |
| l | 1000 | |
| f | 518 | 10.3% |
race/ethnicity
Categorical
| Distinct | 5 |
|---|---|
| Distinct (%) | 0.5% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Memory size | 62.6 KiB |
| group C | |
|---|---|
| group D | |
| group B | |
| group E | |
| group A |
Length
| Max length | 7 |
|---|---|
| Median length | 7 |
| Mean length | 7 |
| Min length | 7 |
Unique
| Unique | 0 ? |
|---|---|
| Unique (%) | 0.0% |
Sample
| 1st row | group B |
|---|---|
| 2nd row | group C |
| 3rd row | group B |
| 4th row | group A |
| 5th row | group C |
Common Values
| Value | Count | Frequency (%) |
| group C | 319 | |
| group D | 262 | |
| group B | 190 | |
| group E | 140 | |
| group A | 89 | 8.9% |
Length
Histogram of lengths of the category
Common Values (Plot)
| Value | Count | Frequency (%) |
| group | 1000 | |
| c | 319 | 16.0% |
| d | 262 | 13.1% |
| b | 190 | 9.5% |
| e | 140 | 7.0% |
| a | 89 | 4.5% |
Most occurring characters
| Value | Count | Frequency (%) |
| g | 1000 | |
| r | 1000 | |
| o | 1000 | |
| u | 1000 | |
| p | 1000 | |
| 1000 | ||
| C | 319 | 4.6% |
| D | 262 | 3.7% |
| B | 190 | 2.7% |
| E | 140 | 2.0% |
Most occurring categories
| Value | Count | Frequency (%) |
| (unknown) | 7000 |
Most frequent character per category
(unknown)
| Value | Count | Frequency (%) |
| g | 1000 | |
| r | 1000 | |
| o | 1000 | |
| u | 1000 | |
| p | 1000 | |
| 1000 | ||
| C | 319 | 4.6% |
| D | 262 | 3.7% |
| B | 190 | 2.7% |
| E | 140 | 2.0% |
Most occurring scripts
| Value | Count | Frequency (%) |
| (unknown) | 7000 |
Most frequent character per script
(unknown)
| Value | Count | Frequency (%) |
| g | 1000 | |
| r | 1000 | |
| o | 1000 | |
| u | 1000 | |
| p | 1000 | |
| 1000 | ||
| C | 319 | 4.6% |
| D | 262 | 3.7% |
| B | 190 | 2.7% |
| E | 140 | 2.0% |
Most occurring blocks
| Value | Count | Frequency (%) |
| (unknown) | 7000 |
Most frequent character per block
(unknown)
| Value | Count | Frequency (%) |
| g | 1000 | |
| r | 1000 | |
| o | 1000 | |
| u | 1000 | |
| p | 1000 | |
| 1000 | ||
| C | 319 | 4.6% |
| D | 262 | 3.7% |
| B | 190 | 2.7% |
| E | 140 | 2.0% |
parental level of education
Categorical
| Distinct | 6 |
|---|---|
| Distinct (%) | 0.6% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Memory size | 70.1 KiB |
| some college | |
|---|---|
| associate's degree | |
| high school | |
| some high school | |
| bachelor's degree |
Length
| Max length | 18 |
|---|---|
| Median length | 16 |
| Mean length | 14.619 |
| Min length | 11 |
Unique
| Unique | 0 ? |
|---|---|
| Unique (%) | 0.0% |
Sample
| 1st row | bachelor's degree |
|---|---|
| 2nd row | some college |
| 3rd row | master's degree |
| 4th row | associate's degree |
| 5th row | some college |
Common Values
| Value | Count | Frequency (%) |
| some college | 226 | |
| associate's degree | 222 | |
| high school | 196 | |
| some high school | 179 | |
| bachelor's degree | 118 | |
| master's degree | 59 | 5.9% |
Length
Histogram of lengths of the category
Common Values (Plot)
| Value | Count | Frequency (%) |
| some | 405 | |
| degree | 399 | |
| high | 375 | |
| school | 375 | |
| college | 226 | |
| associate's | 222 | |
| bachelor's | 118 | 5.4% |
| master's | 59 | 2.7% |
Most occurring characters
| Value | Count | Frequency (%) |
| e | 2453 | |
| o | 1721 | |
| s | 1682 | |
| h | 1243 | |
| 1179 | ||
| g | 1000 | |
| l | 945 | 6.5% |
| c | 941 | 6.4% |
| a | 621 | 4.2% |
| i | 597 | 4.1% |
| Other values (6) | 2237 |
Most occurring categories
| Value | Count | Frequency (%) |
| (unknown) | 14619 |
Most frequent character per category
(unknown)
| Value | Count | Frequency (%) |
| e | 2453 | |
| o | 1721 | |
| s | 1682 | |
| h | 1243 | |
| 1179 | ||
| g | 1000 | |
| l | 945 | 6.5% |
| c | 941 | 6.4% |
| a | 621 | 4.2% |
| i | 597 | 4.1% |
| Other values (6) | 2237 |
Most occurring scripts
| Value | Count | Frequency (%) |
| (unknown) | 14619 |
Most frequent character per script
(unknown)
| Value | Count | Frequency (%) |
| e | 2453 | |
| o | 1721 | |
| s | 1682 | |
| h | 1243 | |
| 1179 | ||
| g | 1000 | |
| l | 945 | 6.5% |
| c | 941 | 6.4% |
| a | 621 | 4.2% |
| i | 597 | 4.1% |
| Other values (6) | 2237 |
Most occurring blocks
| Value | Count | Frequency (%) |
| (unknown) | 14619 |
Most frequent character per block
(unknown)
| Value | Count | Frequency (%) |
| e | 2453 | |
| o | 1721 | |
| s | 1682 | |
| h | 1243 | |
| 1179 | ||
| g | 1000 | |
| l | 945 | 6.5% |
| c | 941 | 6.4% |
| a | 621 | 4.2% |
| i | 597 | 4.1% |
| Other values (6) | 2237 |
lunch
Categorical
| Distinct | 2 |
|---|---|
| Distinct (%) | 0.2% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Memory size | 65.0 KiB |
| standard | |
|---|---|
| free/reduced |
Length
| Max length | 12 |
|---|---|
| Median length | 8 |
| Mean length | 9.42 |
| Min length | 8 |
Unique
| Unique | 0 ? |
|---|---|
| Unique (%) | 0.0% |
Sample
| 1st row | standard |
|---|---|
| 2nd row | standard |
| 3rd row | standard |
| 4th row | free/reduced |
| 5th row | standard |
Common Values
| Value | Count | Frequency (%) |
| standard | 645 | |
| free/reduced | 355 |
Length
Histogram of lengths of the category
Common Values (Plot)
| Value | Count | Frequency (%) |
| standard | 645 | |
| free/reduced | 355 |
Most occurring characters
| Value | Count | Frequency (%) |
| d | 2000 | |
| e | 1420 | |
| r | 1355 | |
| a | 1290 | |
| s | 645 | 6.8% |
| t | 645 | 6.8% |
| n | 645 | 6.8% |
| f | 355 | 3.8% |
| / | 355 | 3.8% |
| u | 355 | 3.8% |
Most occurring categories
| Value | Count | Frequency (%) |
| (unknown) | 9420 |
Most frequent character per category
(unknown)
| Value | Count | Frequency (%) |
| d | 2000 | |
| e | 1420 | |
| r | 1355 | |
| a | 1290 | |
| s | 645 | 6.8% |
| t | 645 | 6.8% |
| n | 645 | 6.8% |
| f | 355 | 3.8% |
| / | 355 | 3.8% |
| u | 355 | 3.8% |
Most occurring scripts
| Value | Count | Frequency (%) |
| (unknown) | 9420 |
Most frequent character per script
(unknown)
| Value | Count | Frequency (%) |
| d | 2000 | |
| e | 1420 | |
| r | 1355 | |
| a | 1290 | |
| s | 645 | 6.8% |
| t | 645 | 6.8% |
| n | 645 | 6.8% |
| f | 355 | 3.8% |
| / | 355 | 3.8% |
| u | 355 | 3.8% |
Most occurring blocks
| Value | Count | Frequency (%) |
| (unknown) | 9420 |
Most frequent character per block
(unknown)
| Value | Count | Frequency (%) |
| d | 2000 | |
| e | 1420 | |
| r | 1355 | |
| a | 1290 | |
| s | 645 | 6.8% |
| t | 645 | 6.8% |
| n | 645 | 6.8% |
| f | 355 | 3.8% |
| / | 355 | 3.8% |
| u | 355 | 3.8% |
test preparation course
Categorical
| Distinct | 2 |
|---|---|
| Distinct (%) | 0.2% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Memory size | 61.4 KiB |
| none | |
|---|---|
| completed |
Length
| Max length | 9 |
|---|---|
| Median length | 4 |
| Mean length | 5.79 |
| Min length | 4 |
Unique
| Unique | 0 ? |
|---|---|
| Unique (%) | 0.0% |
Sample
| 1st row | none |
|---|---|
| 2nd row | completed |
| 3rd row | none |
| 4th row | none |
| 5th row | none |
Common Values
| Value | Count | Frequency (%) |
| none | 642 | |
| completed | 358 |
Length
Histogram of lengths of the category
Common Values (Plot)
| Value | Count | Frequency (%) |
| none | 642 | |
| completed | 358 |
Most occurring characters
| Value | Count | Frequency (%) |
| e | 1358 | |
| n | 1284 | |
| o | 1000 | |
| c | 358 | 6.2% |
| m | 358 | 6.2% |
| p | 358 | 6.2% |
| l | 358 | 6.2% |
| t | 358 | 6.2% |
| d | 358 | 6.2% |
Most occurring categories
| Value | Count | Frequency (%) |
| (unknown) | 5790 |
Most frequent character per category
(unknown)
| Value | Count | Frequency (%) |
| e | 1358 | |
| n | 1284 | |
| o | 1000 | |
| c | 358 | 6.2% |
| m | 358 | 6.2% |
| p | 358 | 6.2% |
| l | 358 | 6.2% |
| t | 358 | 6.2% |
| d | 358 | 6.2% |
Most occurring scripts
| Value | Count | Frequency (%) |
| (unknown) | 5790 |
Most frequent character per script
(unknown)
| Value | Count | Frequency (%) |
| e | 1358 | |
| n | 1284 | |
| o | 1000 | |
| c | 358 | 6.2% |
| m | 358 | 6.2% |
| p | 358 | 6.2% |
| l | 358 | 6.2% |
| t | 358 | 6.2% |
| d | 358 | 6.2% |
Most occurring blocks
| Value | Count | Frequency (%) |
| (unknown) | 5790 |
Most frequent character per block
(unknown)
| Value | Count | Frequency (%) |
| e | 1358 | |
| n | 1284 | |
| o | 1000 | |
| c | 358 | 6.2% |
| m | 358 | 6.2% |
| p | 358 | 6.2% |
| l | 358 | 6.2% |
| t | 358 | 6.2% |
| d | 358 | 6.2% |
math score
Real number (ℝ)
High correlation
| Distinct | 81 |
|---|---|
| Distinct (%) | 8.1% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 66.089 |
| Minimum | 0 |
|---|---|
| Maximum | 100 |
| Zeros | 1 |
| Zeros (%) | 0.1% |
| Negative | 0 |
| Negative (%) | 0.0% |
| Memory size | 7.9 KiB |
Quantile statistics
| Minimum | 0 |
|---|---|
| 5-th percentile | 40.95 |
| Q1 | 57 |
| median | 66 |
| Q3 | 77 |
| 95-th percentile | 90.05 |
| Maximum | 100 |
| Range | 100 |
| Interquartile range (IQR) | 20 |
Descriptive statistics
| Standard deviation | 15.16308 |
|---|---|
| Coefficient of variation (CV) | 0.22943425 |
| Kurtosis | 0.27496406 |
| Mean | 66.089 |
| Median Absolute Deviation (MAD) | 10 |
| Skewness | -0.27893515 |
| Sum | 66089 |
| Variance | 229.919 |
| Monotonicity | Not monotonic |
Histogram with fixed size bins (bins=50)
| Value | Count | Frequency (%) |
| 65 | 36 | 3.6% |
| 62 | 35 | 3.5% |
| 69 | 32 | 3.2% |
| 59 | 32 | 3.2% |
| 61 | 27 | 2.7% |
| 73 | 27 | 2.7% |
| 63 | 26 | 2.6% |
| 67 | 26 | 2.6% |
| 68 | 26 | 2.6% |
| 71 | 26 | 2.6% |
| Other values (71) | 707 |
| Value | Count | Frequency (%) |
| 0 | 1 | |
| 8 | 1 | |
| 18 | 1 | |
| 19 | 1 | |
| 22 | 1 | |
| 23 | 1 | |
| 24 | 1 | |
| 26 | 1 | |
| 27 | 2 | |
| 28 | 1 |
| Value | Count | Frequency (%) |
| 100 | 7 | |
| 99 | 3 | 0.3% |
| 98 | 3 | 0.3% |
| 97 | 6 | |
| 96 | 3 | 0.3% |
| 95 | 2 | 0.2% |
| 94 | 7 | |
| 93 | 4 | |
| 92 | 6 | |
| 91 | 9 |
reading score
Real number (ℝ)
High correlation
| Distinct | 72 |
|---|---|
| Distinct (%) | 7.2% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 69.169 |
| Minimum | 17 |
|---|---|
| Maximum | 100 |
| Zeros | 0 |
| Zeros (%) | 0.0% |
| Negative | 0 |
| Negative (%) | 0.0% |
| Memory size | 7.9 KiB |
Quantile statistics
| Minimum | 17 |
|---|---|
| 5-th percentile | 44 |
| Q1 | 59 |
| median | 70 |
| Q3 | 79 |
| 95-th percentile | 92 |
| Maximum | 100 |
| Range | 83 |
| Interquartile range (IQR) | 20 |
Descriptive statistics
| Standard deviation | 14.600192 |
|---|---|
| Coefficient of variation (CV) | 0.21107999 |
| Kurtosis | -0.068265459 |
| Mean | 69.169 |
| Median Absolute Deviation (MAD) | 10 |
| Skewness | -0.25910452 |
| Sum | 69169 |
| Variance | 213.1656 |
| Monotonicity | Not monotonic |
Histogram with fixed size bins (bins=50)
| Value | Count | Frequency (%) |
| 72 | 34 | 3.4% |
| 74 | 33 | 3.3% |
| 64 | 32 | 3.2% |
| 67 | 30 | 3.0% |
| 73 | 30 | 3.0% |
| 58 | 28 | 2.8% |
| 78 | 27 | 2.7% |
| 66 | 27 | 2.7% |
| 75 | 26 | 2.6% |
| 70 | 26 | 2.6% |
| Other values (62) | 707 |
| Value | Count | Frequency (%) |
| 17 | 1 | 0.1% |
| 23 | 1 | 0.1% |
| 24 | 2 | |
| 26 | 1 | 0.1% |
| 28 | 1 | 0.1% |
| 29 | 2 | |
| 31 | 2 | |
| 32 | 1 | 0.1% |
| 34 | 4 | |
| 37 | 3 |
| Value | Count | Frequency (%) |
| 100 | 17 | |
| 99 | 3 | 0.3% |
| 97 | 5 | 0.5% |
| 96 | 4 | 0.4% |
| 95 | 8 | |
| 94 | 3 | 0.3% |
| 93 | 6 | 0.6% |
| 92 | 10 | |
| 91 | 6 | 0.6% |
| 90 | 17 |
writing score
Real number (ℝ)
High correlation
| Distinct | 77 |
|---|---|
| Distinct (%) | 7.7% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 68.054 |
| Minimum | 10 |
|---|---|
| Maximum | 100 |
| Zeros | 0 |
| Zeros (%) | 0.0% |
| Negative | 0 |
| Negative (%) | 0.0% |
| Memory size | 7.9 KiB |
Quantile statistics
| Minimum | 10 |
|---|---|
| 5-th percentile | 42.95 |
| Q1 | 57.75 |
| median | 69 |
| Q3 | 79 |
| 95-th percentile | 92 |
| Maximum | 100 |
| Range | 90 |
| Interquartile range (IQR) | 21.25 |
Descriptive statistics
| Standard deviation | 15.195657 |
|---|---|
| Coefficient of variation (CV) | 0.22328823 |
| Kurtosis | -0.033364615 |
| Mean | 68.054 |
| Median Absolute Deviation (MAD) | 11 |
| Skewness | -0.28944397 |
| Sum | 68054 |
| Variance | 230.90799 |
| Monotonicity | Not monotonic |
Histogram with fixed size bins (bins=50)
| Value | Count | Frequency (%) |
| 74 | 35 | 3.5% |
| 70 | 33 | 3.3% |
| 68 | 31 | 3.1% |
| 73 | 28 | 2.8% |
| 80 | 27 | 2.7% |
| 62 | 27 | 2.7% |
| 67 | 25 | 2.5% |
| 72 | 25 | 2.5% |
| 54 | 25 | 2.5% |
| 76 | 25 | 2.5% |
| Other values (67) | 719 |
| Value | Count | Frequency (%) |
| 10 | 1 | 0.1% |
| 15 | 1 | 0.1% |
| 19 | 1 | 0.1% |
| 22 | 1 | 0.1% |
| 23 | 1 | 0.1% |
| 27 | 3 | |
| 28 | 1 | 0.1% |
| 30 | 1 | 0.1% |
| 32 | 2 | |
| 33 | 2 |
| Value | Count | Frequency (%) |
| 100 | 14 | |
| 99 | 4 | 0.4% |
| 98 | 2 | 0.2% |
| 97 | 2 | 0.2% |
| 96 | 4 | 0.4% |
| 95 | 8 | |
| 94 | 6 | |
| 93 | 8 | |
| 92 | 9 | |
| 91 | 11 |
total score
Real number (ℝ)
High correlation
| Distinct | 194 |
|---|---|
| Distinct (%) | 19.4% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 203.312 |
| Minimum | 27 |
|---|---|
| Maximum | 300 |
| Zeros | 0 |
| Zeros (%) | 0.0% |
| Negative | 0 |
| Negative (%) | 0.0% |
| Memory size | 7.9 KiB |
Quantile statistics
| Minimum | 27 |
|---|---|
| 5-th percentile | 133.95 |
| Q1 | 175 |
| median | 205 |
| Q3 | 233 |
| 95-th percentile | 270.05 |
| Maximum | 300 |
| Range | 273 |
| Interquartile range (IQR) | 58 |
Descriptive statistics
| Standard deviation | 42.771978 |
|---|---|
| Coefficient of variation (CV) | 0.21037606 |
| Kurtosis | 0.12584287 |
| Mean | 203.312 |
| Median Absolute Deviation (MAD) | 29 |
| Skewness | -0.29905712 |
| Sum | 203312 |
| Variance | 1829.4421 |
| Monotonicity | Not monotonic |
Histogram with fixed size bins (bins=50)
| Value | Count | Frequency (%) |
| 204 | 15 | 1.5% |
| 198 | 14 | 1.4% |
| 232 | 14 | 1.4% |
| 205 | 13 | 1.3% |
| 210 | 12 | 1.2% |
| 223 | 12 | 1.2% |
| 207 | 12 | 1.2% |
| 214 | 12 | 1.2% |
| 206 | 12 | 1.2% |
| 219 | 12 | 1.2% |
| Other values (184) | 872 |
| Value | Count | Frequency (%) |
| 27 | 1 | |
| 55 | 1 | |
| 69 | 1 | |
| 70 | 1 | |
| 78 | 2 | |
| 88 | 1 | |
| 89 | 2 | |
| 90 | 1 | |
| 92 | 1 | |
| 93 | 1 |
| Value | Count | Frequency (%) |
| 300 | 3 | |
| 299 | 1 | 0.1% |
| 297 | 2 | |
| 296 | 2 | |
| 293 | 3 | |
| 292 | 2 | |
| 291 | 2 | |
| 290 | 1 | 0.1% |
| 289 | 3 | |
| 288 | 1 | 0.1% |
average score
Real number (ℝ)
High correlation
| Distinct | 194 |
|---|---|
| Distinct (%) | 19.4% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 67.770667 |
| Minimum | 9 |
|---|---|
| Maximum | 100 |
| Zeros | 0 |
| Zeros (%) | 0.0% |
| Negative | 0 |
| Negative (%) | 0.0% |
| Memory size | 7.9 KiB |
Quantile statistics
| Minimum | 9 |
|---|---|
| 5-th percentile | 44.65 |
| Q1 | 58.333333 |
| median | 68.333333 |
| Q3 | 77.666667 |
| 95-th percentile | 90.016667 |
| Maximum | 100 |
| Range | 91 |
| Interquartile range (IQR) | 19.333333 |
Descriptive statistics
| Standard deviation | 14.257326 |
|---|---|
| Coefficient of variation (CV) | 0.21037606 |
| Kurtosis | 0.12584287 |
| Mean | 67.770667 |
| Median Absolute Deviation (MAD) | 9.6666667 |
| Skewness | -0.29905712 |
| Sum | 67770.667 |
| Variance | 203.27134 |
| Monotonicity | Not monotonic |
Histogram with fixed size bins (bins=50)
| Value | Count | Frequency (%) |
| 68 | 15 | 1.5% |
| 66 | 14 | 1.4% |
| 77.33333333 | 14 | 1.4% |
| 68.33333333 | 13 | 1.3% |
| 70 | 12 | 1.2% |
| 74.33333333 | 12 | 1.2% |
| 69 | 12 | 1.2% |
| 71.33333333 | 12 | 1.2% |
| 68.66666667 | 12 | 1.2% |
| 73 | 12 | 1.2% |
| Other values (184) | 872 |
| Value | Count | Frequency (%) |
| 9 | 1 | |
| 18.33333333 | 1 | |
| 23 | 1 | |
| 23.33333333 | 1 | |
| 26 | 2 | |
| 29.33333333 | 1 | |
| 29.66666667 | 2 | |
| 30 | 1 | |
| 30.66666667 | 1 | |
| 31 | 1 |
| Value | Count | Frequency (%) |
| 100 | 3 | |
| 99.66666667 | 1 | 0.1% |
| 99 | 2 | |
| 98.66666667 | 2 | |
| 97.66666667 | 3 | |
| 97.33333333 | 2 | |
| 97 | 2 | |
| 96.66666667 | 1 | 0.1% |
| 96.33333333 | 3 | |
| 96 | 1 | 0.1% |
average
Real number (ℝ)
High correlation
| Distinct | 194 |
|---|---|
| Distinct (%) | 19.4% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 67.770667 |
| Minimum | 9 |
|---|---|
| Maximum | 100 |
| Zeros | 0 |
| Zeros (%) | 0.0% |
| Negative | 0 |
| Negative (%) | 0.0% |
| Memory size | 7.9 KiB |
Quantile statistics
| Minimum | 9 |
|---|---|
| 5-th percentile | 44.65 |
| Q1 | 58.333333 |
| median | 68.333333 |
| Q3 | 77.666667 |
| 95-th percentile | 90.016667 |
| Maximum | 100 |
| Range | 91 |
| Interquartile range (IQR) | 19.333333 |
Descriptive statistics
| Standard deviation | 14.257326 |
|---|---|
| Coefficient of variation (CV) | 0.21037606 |
| Kurtosis | 0.12584287 |
| Mean | 67.770667 |
| Median Absolute Deviation (MAD) | 9.6666667 |
| Skewness | -0.29905712 |
| Sum | 67770.667 |
| Variance | 203.27134 |
| Monotonicity | Not monotonic |
Histogram with fixed size bins (bins=50)
| Value | Count | Frequency (%) |
| 68 | 15 | 1.5% |
| 66 | 14 | 1.4% |
| 77.33333333 | 14 | 1.4% |
| 68.33333333 | 13 | 1.3% |
| 70 | 12 | 1.2% |
| 74.33333333 | 12 | 1.2% |
| 69 | 12 | 1.2% |
| 71.33333333 | 12 | 1.2% |
| 68.66666667 | 12 | 1.2% |
| 73 | 12 | 1.2% |
| Other values (184) | 872 |
| Value | Count | Frequency (%) |
| 9 | 1 | |
| 18.33333333 | 1 | |
| 23 | 1 | |
| 23.33333333 | 1 | |
| 26 | 2 | |
| 29.33333333 | 1 | |
| 29.66666667 | 2 | |
| 30 | 1 | |
| 30.66666667 | 1 | |
| 31 | 1 |
| Value | Count | Frequency (%) |
| 100 | 3 | |
| 99.66666667 | 1 | 0.1% |
| 99 | 2 | |
| 98.66666667 | 2 | |
| 97.66666667 | 3 | |
| 97.33333333 | 2 | |
| 97 | 2 | |
| 96.66666667 | 1 | 0.1% |
| 96.33333333 | 3 | |
| 96 | 1 | 0.1% |
Interactions
Correlations
| average | average score | gender | lunch | math score | parental level of education | race/ethnicity | reading score | test preparation course | total score | writing score | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| average | 1.000 | 1.000 | 0.139 | 0.277 | 0.909 | 0.081 | 0.078 | 0.969 | 0.255 | 1.000 | 0.959 |
| average score | 1.000 | 1.000 | 0.139 | 0.277 | 0.909 | 0.081 | 0.078 | 0.969 | 0.255 | 1.000 | 0.959 |
| gender | 0.139 | 0.139 | 1.000 | 0.000 | 0.143 | 0.000 | 0.071 | 0.244 | 0.000 | 0.139 | 0.301 |
| lunch | 0.277 | 0.277 | 0.000 | 1.000 | 0.356 | 0.000 | 0.000 | 0.220 | 0.000 | 0.277 | 0.234 |
| math score | 0.909 | 0.909 | 0.143 | 0.356 | 1.000 | 0.061 | 0.122 | 0.804 | 0.155 | 0.909 | 0.778 |
| parental level of education | 0.081 | 0.081 | 0.000 | 0.000 | 0.061 | 1.000 | 0.049 | 0.077 | 0.067 | 0.081 | 0.098 |
| race/ethnicity | 0.078 | 0.078 | 0.071 | 0.000 | 0.122 | 0.049 | 1.000 | 0.049 | 0.039 | 0.078 | 0.071 |
| reading score | 0.969 | 0.969 | 0.244 | 0.220 | 0.804 | 0.077 | 0.049 | 1.000 | 0.223 | 0.969 | 0.949 |
| test preparation course | 0.255 | 0.255 | 0.000 | 0.000 | 0.155 | 0.067 | 0.039 | 0.223 | 1.000 | 0.255 | 0.301 |
| total score | 1.000 | 1.000 | 0.139 | 0.277 | 0.909 | 0.081 | 0.078 | 0.969 | 0.255 | 1.000 | 0.959 |
| writing score | 0.959 | 0.959 | 0.301 | 0.234 | 0.778 | 0.098 | 0.071 | 0.949 | 0.301 | 0.959 | 1.000 |
Missing values
A simple visualization of nullity by column.
Nullity matrix is a data-dense display which lets you quickly visually pick out patterns in data completion.
Sample
| gender | race/ethnicity | parental level of education | lunch | test preparation course | math score | reading score | writing score | total score | average score | average | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | female | group B | bachelor's degree | standard | none | 72 | 72 | 74 | 218 | 72.666667 | 72.666667 |
| 1 | female | group C | some college | standard | completed | 69 | 90 | 88 | 247 | 82.333333 | 82.333333 |
| 2 | female | group B | master's degree | standard | none | 90 | 95 | 93 | 278 | 92.666667 | 92.666667 |
| 3 | male | group A | associate's degree | free/reduced | none | 47 | 57 | 44 | 148 | 49.333333 | 49.333333 |
| 4 | male | group C | some college | standard | none | 76 | 78 | 75 | 229 | 76.333333 | 76.333333 |
| 5 | female | group B | associate's degree | standard | none | 71 | 83 | 78 | 232 | 77.333333 | 77.333333 |
| 6 | female | group B | some college | standard | completed | 88 | 95 | 92 | 275 | 91.666667 | 91.666667 |
| 7 | male | group B | some college | free/reduced | none | 40 | 43 | 39 | 122 | 40.666667 | 40.666667 |
| 8 | male | group D | high school | free/reduced | completed | 64 | 64 | 67 | 195 | 65.000000 | 65.000000 |
| 9 | female | group B | high school | free/reduced | none | 38 | 60 | 50 | 148 | 49.333333 | 49.333333 |
| gender | race/ethnicity | parental level of education | lunch | test preparation course | math score | reading score | writing score | total score | average score | average | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 990 | male | group E | high school | free/reduced | completed | 86 | 81 | 75 | 242 | 80.666667 | 80.666667 |
| 991 | female | group B | some high school | standard | completed | 65 | 82 | 78 | 225 | 75.000000 | 75.000000 |
| 992 | female | group D | associate's degree | free/reduced | none | 55 | 76 | 76 | 207 | 69.000000 | 69.000000 |
| 993 | female | group D | bachelor's degree | free/reduced | none | 62 | 72 | 74 | 208 | 69.333333 | 69.333333 |
| 994 | male | group A | high school | standard | none | 63 | 63 | 62 | 188 | 62.666667 | 62.666667 |
| 995 | female | group E | master's degree | standard | completed | 88 | 99 | 95 | 282 | 94.000000 | 94.000000 |
| 996 | male | group C | high school | free/reduced | none | 62 | 55 | 55 | 172 | 57.333333 | 57.333333 |
| 997 | female | group C | high school | free/reduced | completed | 59 | 71 | 65 | 195 | 65.000000 | 65.000000 |
| 998 | female | group D | some college | standard | completed | 68 | 78 | 77 | 223 | 74.333333 | 74.333333 |
| 999 | female | group D | some college | free/reduced | none | 77 | 86 | 86 | 249 | 83.000000 | 83.000000 |